<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link rel="stylesheet" href="http://cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap.min.css">
</head>
<body>
<!DOCTYPE html>
<html>
<head>
    <title>Bootstrap .clearfix 实例</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link rel="stylesheet" href="https://cdn.static.runoob.com/libs/bootstrap/3.3.7/css/bootstrap.min.css">
    <script src="https://cdn.static.runoob.com/libs/jquery/2.1.1/jquery.min.js"></script>
    <script src="https://cdn.static.runoob.com/libs/bootstrap/3.3.7/js/bootstrap.min.js"></script>
</head>
<body>

    <h3>测试(首次从 URL 获取数据，显示 header，不显示按钮，忽略大小写，显示清除按钮)</h3>

            <div class="input-group">
                <input type="text" class="form-control" id="testNoBtn">
                <div class="input-group-btn">
                    <button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown">
                        <span class="caret"></span>
                    </button>
                    <ul class="dropdown-menu dropdown-menu-right" role="menu">
                    </ul>
                </div>
                <!-- /btn-group -->
            </div>

    <script src="//cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
    <script src="//cdn.bootcss.com/tether/1.2.0/js/tether.min.js"></script>
    <script id="bsjs" src="//cdn.bootcss.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
    <script src="../js/bootstrap-suggest.js"></script>
    <script src="../js/learnbootstrap.js"></script>

</body>
</html>
</body>
</html>